/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.iotdb.db.queryengine.plan.relational.utils.matching;

import java.util.concurrent.atomic.AtomicInteger;

public class Capture<T> {
  private static final AtomicInteger sequenceCounter = new AtomicInteger();

  private final String description;

  public static <T> Capture<T> newCapture() {
    return newCapture("");
  }

  public static <T> Capture<T> newCapture(String description) {
    return new Capture<>(description + "@" + sequenceCounter.incrementAndGet());
  }

  private Capture(String description) {
    this.description = description;
  }

  public String description() {
    return description;
  }
}
